![subject](/tpl/images/cats/himiya.png)
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 00:30
Butadiene undergoes a reaction at a certain temperature in the gas phase as follows: 2c4h6(g) --> c8h12(g) the following data were collected for this reaction: time (min) [c4h6] (m) 0 0.36 15 0.30 30 0.25 48 0.19 75 0. determine the order of the reaction and the rate constant. 1st order and k = 4.3x10 -4 s-1 1st order and k = 2.3x10-4 s-1 2nd order and k = 4.3x10-4 s-1 2nd order and k = 2.3x10-4 s-1 zero and k = 4.3x10-4 s-1
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 02:30
List four observations that indicate that a chemical reaction may be taking place
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 10:30
What determines the average kinetic energy of the particles in a gas? a. the number of collisions b. the number of particles c. the size of the particles d. the temperature
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 15:00
According to the diagram, what sources contribute to the phosphorus found in soil? according to the diagram, phosphorus found in soil contributes phosphorus to what other sources?
Answers: 1
You know the right answer?
2. A 0.45g sample of mineral ore is analyzed for chromium and found to contain
0.560mg Cr2O3. Expre...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 02.04.2020 17:57
![question](/tpl/images/cats/istoriya.png)
History, 02.04.2020 17:57
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 02.04.2020 17:57
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/istoriya.png)
History, 02.04.2020 17:58
![question](/tpl/images/cats/mat.png)
Mathematics, 02.04.2020 17:58
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 02.04.2020 17:58
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 02.04.2020 17:58
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 02.04.2020 17:58
![question](/tpl/images/cats/mat.png)
Mathematics, 02.04.2020 17:59
![question](/tpl/images/cats/mat.png)
Mathematics, 02.04.2020 17:59
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 02.04.2020 17:59
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 02.04.2020 17:59